Tianjin Longwin is a specialized manufacture of precise magnetic driving gear pumps. The products are applied to petrochemical, metallurgy, power station, paper making, food, pharmacy, etc, for ensuring personnel health, safety of production, and environmental pollution c. Its prime application is to convey inflammable, explosive, poisonous, strongly corrosive fluids. Here, we studied applying magnetism, magnetic driving technology, hydrodynamics and corrosive characteristics of material etc. And applied theory and technology to solve leak problem.

Longwin Co. Includs Tianjin Longwin Tech. Co., Ltd and Tianjin Choicy Mechinery Manfacturer, We have a whole series of skilled technological process in design, precise processing, assembly, and test. All of products are designed by "CAD" computer supplementary design system, to surely to produce high quality, low noice, satisfying performance products, and won well report and trust from clients.

We have a high quality technology team, which has well quality product development capability, special patented structure design. We can supply products according to client's requirement, and provoide services such as pre-sale services and after-sales services.